positive dihedral angle 中文意思是什麼
positive dihedral angle
解釋
正二面角-
Joined - wing configuration features diamond - shapes in both the plan and front views. the front wing is aft swept with positive - dihedral angle and the rear wing is forward swept with negative dihedral angle
聯結翼飛機是指帶上反角的后掠前翼和帶下反角的前掠后翼聯結成菱形框架結構的飛機。
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